Rope skipping detection mechanism for pitching winding drum
By designing a jump rope detection mechanism on the pitch drum, and utilizing the cooperation of the detection rod and the sensing module, the problem of machine damage caused by rope-winding jump ropes is solved, enabling rapid maintenance and safe operation.
Patent Information
- Application Number
- CN202520405035.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-10
- Publication Date
- 2026-01-02
- Estimated Expiration
- 2035-03-10
AI Technical Summary
During the winding process, the rope is prone to skipping due to entanglement and misalignment, which can prevent the rope from being unwound smoothly, affecting the working process of the pitching drum and potentially causing machine damage.
Design a rope skipping detection mechanism, including a base, a detection rod, and a sensing module. The detection rod is in contact with the rope winding, and the sensing module is electrically connected to the pitching drum. When rope skipping occurs, the detection rod is pressed and rotates to open the sensing module for braking control, preventing accidents from happening.
Effectively detects and prevents rope skipping, ensures smooth unwinding of the rope, reduces machine damage accidents, improves work efficiency and maintenance convenience, and maintains the accuracy and lifespan of the sensing module.
Smart Images
Figure CN223752297U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The present application relates to the field of luffing winch, in particular to a skipping rope detection mechanism for luffing winch. BACKGROUND
[0002] The shore crane is a kind of port lifting equipment, which is provided with a luffing winch, the luffing winch comprises a barrel and a winding rope wound on the barrel, and the winding rope is reeled in and out to pull the jib of the shore crane to realize the luffing of the jib.
[0003] However, the winding rope is prone to skipping during the winding process due to misalignment, which causes the winding rope to be unable to be reeled out smoothly, which greatly affects the working progress of the luffing winch, and even causes the luffing winch to have a mechanical damage accident. CONTENT OF THE UTILITY MODEL
[0004] In order to overcome the shortcomings of the prior art, the present application provides a skipping rope detection mechanism for luffing winch.
[0005] The skipping rope detection mechanism provided by the present application adopts the following technical scheme:
[0006] A skipping rope detection mechanism for luffing winch, the luffing winch comprises a barrel and a winding rope wound on the barrel, the skipping rope detection mechanism comprises a base, a detection rod hinged to the base, and a sensing module provided on the base and located on the side of the detection rod, the detection rod is in contact with the winding rope, and the sensing module is electrically connected with the luffing winch.
[0007] By adopting the above technical scheme, when the winding rope skips, the detection rod can be pressed to rotate and open the sensing module, and the sensing module can brake and control the luffing winch, so that the luffing winch can be quickly repaired by the staff to prevent the luffing winch from having a mechanical damage accident.
[0008] In a specific implementation, the base comprises two seat bodies arranged along the axial direction of the barrel, the detection rod comprises two first rod bodies hinged to the two seat bodies respectively, and two second rod bodies connected with the two first rod bodies at both ends, the second rod bodies extend along the axial direction of the barrel and are in contact with the winding rope.
[0009] By adopting the above technical scheme, the winding rope wound on the barrel can be in contact with the second rod body, and the detection range of the detection rod is effectively improved.
[0010] In a specific implementation, a hinge cavity is formed in the seat body, a hinge shaft is arranged in the hinge cavity, the hinge shaft extends along the axial direction of the barrel, and one end of the first rod body is inserted into the hinge cavity and is rotationally connected with the hinge shaft.
[0011] By adopting the technical scheme, the mounting strength of the first rod body on the seat body is effectively improved.
[0012] In one specific implementation, the reset spring is arranged in the hinge cavity, and two ends of the reset spring are connected with the first rod body and the cavity wall of the hinge cavity, respectively.
[0013] By adopting the technical scheme, the first rod body can be automatically reset after detection, without manual reset by the staff, and the work efficiency is effectively improved.
[0014] In one specific implementation, the hinge cavity is provided with a limiting block on each of the two opposite sides, and the arrangement direction of the two limiting blocks is perpendicular to the axial direction of the hinge shaft.
[0015] By adopting the technical scheme, the first rod body can be prevented from being difficult to reset due to excessive rotation, and the service life of the first rod body is prolonged.
[0016] In one specific implementation, the two ends of the cylinder body are provided with cylinder plates, respectively, and the two seats are arranged close to the two cylinder plates, respectively, and a maintenance space is formed between each seat and the corresponding cylinder plate.
[0017] By adopting the technical scheme, the staff can conveniently maintain the mechanism through the maintenance space, the maintenance difficulty is reduced, and the maintenance efficiency is improved.
[0018] In one specific implementation, the sensing module is arranged on at least one of the seats and located in the corresponding maintenance space.
[0019] By adopting the technical scheme, the sensing module can be effectively prevented from being stained by the rope oil, and the sensing accuracy of the sensing module can be ensured.
[0020] In one specific implementation, the two ends of the second rod body are coaxially connected with extension rods, respectively, the extension rods are accommodated in the maintenance space and located between the sensing module and the rope.
[0021] By adopting the technical scheme, the extension rods can be shielded between the sensing module and the rope, and the sensing module can be further prevented from being stained by the rope oil.
[0022] In summary, the present application has at least one of the following beneficial technical effects:
[0023] When the rope jumping phenomenon occurs, the detection rod can be pressed to rotate and open the sensing module, the sensing module can brake control the pitch winding drum, at this time the staff can quickly overhaul the pitch winding drum to prevent the pitch winding drum from being damaged. BRIEF DESCRIPTION OF DRAWINGS
[0024] Figure 1 is the assembly structure diagram of the rope jumping detection mechanism and the pitch winding drum of the embodiment of the application.
[0025] Figure 2 is Figure 1 the enlarged schematic view of A in
[0026] BRIEF DESCRIPTION OF DRAWINGS
[0027] 1, base; 11, seat body; 12, hinged cavity; 13, hinged shaft; 2, detection rod; 21, first rod body; 22, second rod body; 23, extension rod; 3, sensing module; 4, reset spring; 5, limiting block; 6, maintenance space; 7, connecting shaft; 100, drum body; 101, winding rope; 102, drum plate. DETAILED DESCRIPTION
[0028] The application will be further described in detail below with reference to the accompanying drawings.
[0029] Referring to Figures 1-2 , a rope jumping detection mechanism for a pitch winding drum is shown, the pitch winding drum includes a drum body 100, a winding rope 101 wound on the drum body 100, the rope jumping detection mechanism includes a base 1, a detection rod 2 hinged to the base 1, and a sensing module 3 provided on the base 1 and located on the side of the detection rod 2, the detection rod 2 is in contact with the winding rope 101, and the sensing module 3 is electrically connected with the pitch winding drum. Among them, the pitch winding drum has a controller (not shown in the figure), which is a PLC controller in the prior art, which can control the operation of the pitch winding drum, the sensing module 3 is electrically connected with the controller and can realize the braking of the pitch winding drum; the winding rope 101 is a steel wire rope; the rotation axis of the relative rotation between the detection rod 2 and the base 1 is parallel to the axial direction of the drum body 100; the sensing module 3 is a travel switch, and the detection rod 2 can contact the contact of the travel switch during rotation and open the travel switch.
[0030] In this way, when the winding rope 101 has a rope jumping phenomenon, the winding diameter will increase, the winding rope 101 with the increased winding diameter can press the detection rod 2, the detection rod 2 is pressed to rotate and opens the sensing module 3, the sensing module 3 can brake control the pitch winding drum to stop running (the specific braking principle is the prior art, which is not described here), at this time the staff can quickly overhaul the pitch winding drum to prevent the pitch winding drum from being damaged.
[0031] In the embodiment, the base 1 comprises two seat bodies 11 arranged along the axial direction of the cylinder body 100, the detection rod 2 comprises two first rod bodies 21 respectively hinged to the two seat bodies 11, and two second rod bodies 22 respectively connected to the two first rod bodies 21, the second rod bodies 22 extend along the axial direction of the cylinder body 100 and abut against the rope 101. The rope 101 comprises a plurality of rope bodies spirally wound along the axial direction of the cylinder body 100, each of the plurality of rope bodies can contact the second rod body 22, and any rope body appearing the skipping rope phenomenon can be detected by the second rod body 22, thereby effectively improving the detection range of the detection rod 2.
[0032] The hinge cavity 12 is provided in the seat body 11, the hinge shaft 13 is arranged in the hinge cavity 12, and the hinge shaft 13 extends along the axial direction of the cylinder body 100. One end of the first rod body 21 is inserted into the hinge cavity 12 and rotationally connected to the hinge shaft 13.
[0033] In the embodiment, the hinge cavity 12 is further provided with the reset spring 4, one side of the hinge cavity 12 is further provided with the connecting shaft 7, and the two ends of the reset spring 4 are respectively connected to the first rod body 21 and the connecting shaft 7. After detection, the first rod body 21 can be automatically reset by the elastic force of the reset spring 4, without the need for manual reset by the staff, thereby effectively improving the work efficiency.
[0034] In the embodiment, the opposite two side portions of the hinge cavity 12 are further respectively provided with the limiting block 5, and the arrangement directions of the two limiting blocks 5 are perpendicular to the axial direction of the hinge shaft 13. The two limiting blocks 5 can limit the rotation of the first rod body 21, avoid excessive rotation of the first rod body 21, and prolong the service life of the first rod body 21.
[0035] In the embodiment, the two ends of the cylinder body 100 are respectively provided with the cylinder plate 102, the two seat bodies 11 are respectively arranged close to the two cylinder plates 102, a maintenance space 6 is respectively formed between each seat body 11 and the corresponding cylinder plate 102, and the sensing module 3 is arranged on at least one seat body 11 and located in the corresponding maintenance space 6. In this way, the staff can conveniently maintain the mechanism through the maintenance space 6, thereby reducing the maintenance difficulty and improving the maintenance efficiency. The sensing module 3 is installed in the maintenance space 6, which can effectively avoid the sensing module 3 being directly exposed below the rope 101 and being stained by the oil stains of the rope 101, thereby ensuring that the sensing module 3 has sufficient sensing accuracy.
[0036] Further, the two ends of the second rod body 22 are respectively coaxially connected with the extension rod 23, the extension rod 23 is accommodated in the maintenance space 6 and located between the sensing module 3 and the rope 101. The extension rod 23 can be shielded between the sensing module 3 and the rope 101, thereby further preventing the sensing module 3 from being stained by the oil stains of the rope 101.
[0037] The above are all preferred embodiments of the present application, and do not limit the protection scope of the present application, so that: all equivalent changes made according to the structure, shape, principle of the present application should be covered in the protection scope of the present application.
Claims
1. A skipping detection mechanism for a pitch reel, the pitch reel comprising a reel body (100), a rope (101) wound on the reel body (100), characterized in that: The skipping detection mechanism comprises a base (1), a detection rod (2) hinged to the base (1), and an induction module (3) arranged on the base (1) and located at the side of the detection rod (2), the detection rod (2) being in contact with the rope (101), and the induction module (3) being electrically connected to the pitch winding drum.
2. A jump rope detection mechanism for a luffing drum according to claim 1, characterized in that: The base (1) comprises two seat bodies (11) arranged along the axial direction of the cylinder (100), the detection rod (2) comprises two first rod bodies (21) respectively hinged to the two seat bodies (11), and two second rod bodies (22) respectively connected to the two first rod bodies (21), the second rod bodies (22) extending along the axial direction of the cylinder (100) and being in contact with the rope (101).
3. A jump rope detection mechanism for a luffing drum according to claim 2, characterized in that: The seat body (11) is provided with a hinge cavity (12), the hinge cavity (12) is provided with a hinge shaft (13), the hinge shaft (13) extends along the axial direction of the cylinder (100), and one end of the first rod body (21) is inserted into the hinge cavity (12) and is rotationally connected to the hinge shaft (13).
4. A jump rope detection mechanism for a luffing drum according to claim 3, characterized in that: The hinge cavity (12) is further provided with a reset spring (4), the two ends of the reset spring (4) are respectively connected to the first rod body (21) and the cavity wall of the hinge cavity (12).
5. The jump rope detection mechanism for a luffing drum according to claim 3, characterized in that: The opposite sides of the hinge cavity (12) are further provided with limiting blocks (5), and the arrangement directions of the two limiting blocks (5) are perpendicular to the axial direction of the hinge shaft (13).
6. A jump rope detection mechanism for an elevation drum as defined in claim 2, wherein: The cylinder (100) is provided with cylinder plates (102) at the two ends, the two seat bodies (11) are arranged close to the two cylinder plates (102), and a maintenance space (6) is formed between each seat body (11) and the corresponding cylinder plate (102).
7. A jump rope detection mechanism for a luffing drum according to claim 6, characterized in that: The induction module (3) is arranged on at least one seat body (11) and located in the corresponding maintenance space (6).
8. A jump rope detection mechanism for a luffing drum according to claim 7, characterized in that: The two ends of the second rod body (22) are coaxially connected with extension rods (23), the extension rods (23) are accommodated in the maintenance space (6) and located between the induction module (3) and the rope (101).